EternalSynergy
Hunt this family in your stack
Mallory pivots from this family to the IOCs, detections, and named campaigns that touch your stack, and pages you when something new lands.
Vulnerabilities exploited
2 CVEs Mallory has correlated with this family across public research and vendor advisories. Each row links to the full Mallory page for that vulnerability.
CVE-2017-0143 Vulnerable Products: Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold and R2; Windows RT 8.1; and Windows 10 Gold, 1511, and 1607; and Windows Server 2016 Associated Malware: Multiple using the EternalSynergy and EternalBlue Exploit Kit Mitigation: Update affected Microsoft products with the latest security patches | CVE-2017-0143 Vulnerable Products: Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold and R2; Windows RT 8.1; and Windows 10 Gold, 1511, and 1607; and Windows Server 2016 Associated Malware: Multiple using the EternalSynergy and EternalBlue Exploit Kit | CVE-2017-0143 ... Associated Malware: Multiple using the EternalSynergy and EternalBlue Exploit Kit
The three exploits are EternalChampion, EternalRomance, and EternalSynergy... CVE-2017-0143... Exploited by EternalRomance EternalSynergy; CVE-2017-0146... Exploited by EternalChampion EternalSynergy.
Groups observed using it
2 distinct threat actors attributed by public researchers. Open in Mallory to see the full evidence chain and overlapping campaigns.
Symantec discovered that as early as March 2016, the Chinese hackers were using tweaked versions of two N.S.A. tools, called Eternal Synergy and Double Pulsar, in their attacks.
Symantec discovered that as early as March 2016, the Chinese hackers were using tweaked versions of two N.S.A. tools, called Eternal Synergy and Double Pulsar, in their attacks.
Techniques & procedures
4 distinct techniques documented for this family, organized by ATT&CK tactic.
Initial Access
1 techniquePersistence
1 techniquePrivilege Escalation
2 techniquesSean Dillon ... modified the source code for some of these lesser-known exploits so they would be able to work and run SYSTEM-level code on a wide variety of Windows OS versions.
Stealth
1 techniqueLateral Movement
2 techniques"The [Metasploit Framework] module is leaner ... and has Metasploit's psexec DCERPC implementation bolted onto it."
Dillon has crafted his modified exploits to take advantage of the following vulnerabilities: CVE-2017-0143 ... EternalRomance EternalSynergy; CVE-2017-0146 ... EternalChampion EternalSynergy.
Recent activity
4 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
NSA SMB exploit tool referenced as part of the leaked NSA toolkit; used for compromising Windows systems via SMB.
An NSA-linked exploit tool that Chinese intelligence contractors captured and modified for follow-on intrusions against organizations in multiple countries.
Leaked NSA SMB exploit ported to run across many Windows versions and associated with SYSTEM-level access via SMB session structure manipulation.
The version that knows your environment.
Match every observed IP, domain, and hash against your live telemetry.
Named campaigns wielding this family, with evidence pinned to each claim.
CVEs this family uses for access and lateral movement.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Every documented technique, ranked by evidence weight.
Reddit, Mastodon, and CTI community discussion around this family.